function eventStopBubble() {
if ($.browser.mozilla){
var ev ;
var c = this.eventStopBubble.caller;
while (c) {
ev = c.arguments[0];
if (ev && (Event == ev.constructor || MouseEvent == ev.constructor)) {
break;
}
c = c.caller;
}
ev.stopPropagation();
}else{
if ( event && event.stopPropagation ) {
event.stopPropagation();
}
else {
window.event.cancelBubble = true;
}
}
}